Quialana significa en zapoteco: “piedra negra”. Se compone de quia, “piedra” y lana, “negra”. Para los habitantes significa: “piedra ahumada o tiznada”, esto por el picacho (cerro) que se ubica dentro de su jurisdicción, que en zapoteco también es llamado yuubldan.
In Zapotec Quialana means "black stone". It consists of quia, "stone" and wool, "black". For the people means "smoked or blackened stone," that the peak (hill) located within its jurisdiction, which is also called yuubldan Zapotec.
Elsewhere on the Web
http://www.e-local.gob.mx/work/templates/enciclo/oaxaca/municipios/20118a.htm
Weather
http://mx.clima.yahoo.com/m%C3%A9xico/oaxaca/san-bartolome-quialana-26797965/